solar backpack,solar charge bag,solar products, material:600D+Solar panel, size:48*35*18cm new design,convenience backpack solar backpack,solar charge bag,solar productsmaterial:600D+Solar panel,size:48*35*18cmBatteryLi-ion 3.7V,2200MAH Solar panel2*6V 225MA2.7W Output current500MA(MAX) The double panels operate independently to generate up to 2.70 watts of power.This is enough to charge most ...